Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Mortgage servicing rights at fair value	$ 3,665
Advances and other receivables, Reserves	47
Reverse mortgage interests, Reserves	13
Accumulated depreciation	$ 16
Preferred stock, par value (in dollars per share)	$ 0.00001
Preferred stock, shares authorized (shares)	10,000,000
Preferred stock, shares issued (shares)	1,000,000
Preferred stock, shares outstanding (shares)	1,000,000
Common stock, par value (in dollars per share)	$ 0.01
Common stock, shares authorized (shares)	300,000,000
Common stock, shares issued (shares)	90,800,000
Treasury stock, shares (shares)	0
Predecessor
Mortgage servicing rights at fair value		$ 2,937
Advances and other receivables, Reserves		284
Reverse mortgage interests, Reserves		115
Accumulated depreciation		$ 169
Preferred stock, par value (in dollars per share)		$ 0.01
Preferred stock, shares authorized (shares)		300,000,000
Preferred stock, shares issued (shares)		0
Preferred stock, shares outstanding (shares)		0
Common stock, par value (in dollars per share)		$ 0.01
Common stock, shares authorized (shares)		1,000,000,000
Common stock, shares issued (shares)		109,900,000
Treasury stock, shares (shares)		12,200,000